MCQOPTIONS
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MCQOPTIONS
This section includes 103 Mcqs, each offering curated multiple-choice questions to sharpen your Automata Theory knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
When the angle is equal to zero then the work will be |
| A. | positive |
| B. | negative |
| C. | zero |
| D. | maximum |
| Answer» E. | |
| 52. |
Range of the projectile will be maximum when the angle of the projectile is |
| A. | 30 |
| B. | 45 |
| C. | 60 |
| D. | 90 |
| Answer» C. 60 | |
| 53. |
Inelastic collision is the collision in which kinetic energy is |
| A. | conserved |
| B. | not conserved |
| C. | increases |
| D. | decreases |
| Answer» C. increases | |
| 54. |
Height of the projectile is given by the formula |
| A. | 2as = Vf2 - vi2 |
| B. | 2 = Vf2 - vi2 |
| C. | 2s = Vf2 - vi2 |
| D. | 2a = Vf2 - vi2 |
| Answer» B. 2 = Vf2 - vi2 | |
| 55. |
The energy of a body is of the form known as |
| A. | kinetic energy |
| B. | potential energy |
| C. | physical energy |
| D. | both a and b |
| Answer» E. | |
| 56. |
The time rate of change of displacement is known as |
| A. | displacement |
| B. | distance |
| C. | speed |
| D. | velocity |
| Answer» E. | |
| 57. |
The correct equation of the distance is |
| A. | Vi = Vf + at |
| B. | Vf = Vi + at |
| C. | Vf = Vi + t |
| D. | Vf = Vi + a |
| Answer» C. Vf = Vi + t | |
| 58. |
Force due to water flow is represented by the formula |
| A. | F = (-m/t)v |
| B. | F = (-t)v |
| C. | F = (-m)v |
| D. | F = (-m/t) |
| Answer» B. F = (-t)v | |
| 59. |
The body having mass 40 kg moving with the velocity of 3 m/s will have kinetic energy of |
| A. | 120 |
| B. | 150 |
| C. | 160 |
| D. | 180 |
| Answer» E. | |
| 60. |
System international unit of work done is Newton meter which is known as |
| A. | joule |
| B. | kelvin |
| C. | ampere |
| D. | candela |
| Answer» B. kelvin | |
| 61. |
The product of force and the time is known as |
| A. | impulse |
| B. | distance |
| C. | momentum |
| D. | velocity |
| Answer» B. distance | |
| 62. |
The product of the mass and the velocity is known as |
| A. | impulse |
| B. | distance |
| C. | momentum |
| D. | velocity |
| Answer» D. velocity | |
| 63. |
The gravitational force at the center is given by the formula of |
| A. | F = GMm/r2 |
| B. | F = GMm/r |
| C. | F = GM/r2 |
| D. | F = Mm/r2 |
| Answer» B. F = GMm/r | |
| 64. |
Throwing a package onto the shore from a boat at rest will cause the boat to move |
| A. | inward from shore |
| B. | outward from shore |
| C. | at rest |
| D. | uniform motion |
| Answer» C. at rest | |
| 65. |
Color TV has approximate power of |
| A. | 100 |
| B. | 110 |
| C. | 120 |
| D. | 130 |
| Answer» D. 130 | |
| 66. |
Power of the machine when the work done is 30j in a time interval 5s will be |
| A. | 120W |
| B. | 125W |
| C. | 145W |
| D. | 150W |
| Answer» E. | |
| 67. |
If the brick having mass 2 kg is dropped from position 5m then its velocity at a height of 3m is |
| A. | 5 m/s |
| B. | 5.6 m/s |
| C. | 6.3 m/s |
| D. | 8.4 m/s |
| Answer» D. 8.4 m/s | |
| 68. |
F = ma this equation is referred to as newton's |
| A. | second law |
| B. | first law |
| C. | third law |
| D. | fourth law |
| Answer» B. first law | |
| 69. |
The time rate of change of velocity of the body is represented as |
| A. | v1 + v2/t |
| B. | v1v2/t |
| C. | v1-v2/t |
| D. | v2-v1/t |
| Answer» E. | |
| 70. |
The tidal pull of the moon can distort the continents pulling up and down upto |
| A. | 25 cm |
| B. | 30 cm |
| C. | 35 cm |
| D. | 40 cm |
| Answer» B. 30 cm | |
| 71. |
Our hair on our skulls acts like a |
| A. | crumple zone |
| B. | cover |
| C. | cap |
| D. | beauty |
| Answer» B. cover | |
| 72. |
Every action has its equal and opposite reaction is newton's |
| A. | first law |
| B. | second law |
| C. | third law |
| D. | fourth law |
| Answer» D. fourth law | |
| 73. |
One that is not a non conservative force is |
| A. | frictional force |
| B. | gravitational force |
| C. | air resistance |
| D. | normal force |
| Answer» C. air resistance | |
| 74. |
For obtaining the solar energy during sunlight energy is stored in the batteries of |
| A. | Nickle cadmium |
| B. | zinc cadmium |
| C. | Nickle zinc |
| D. | hydrogen |
| Answer» B. zinc cadmium | |
| 75. |
The hydro electric energy's original source is |
| A. | sun |
| B. | moon |
| C. | stars |
| D. | fluid |
| Answer» B. moon | |
| 76. |
When a body moves from one position to another the change is called |
| A. | displacement |
| B. | distance |
| C. | acceleration |
| D. | velocity |
| Answer» B. distance | |
| 77. |
The product of force and velocity is known as |
| A. | distance |
| B. | speed |
| C. | power |
| D. | force |
| Answer» D. force | |
| 78. |
The space in which gravitational force acts on a body is known as |
| A. | gravitational field |
| B. | speed |
| C. | work done |
| D. | force |
| Answer» B. speed | |
| 79. |
The work that is taken to make a car is about |
| A. | 7 x 109 J |
| B. | 8 x 109 J |
| C. | 8.8 x 109 J |
| D. | 9 x 109 J |
| Answer» E. | |
| 80. |
In the phenomena of work done by the variable force, the forces |
| A. | remain constant |
| B. | doesn't remain constant |
| C. | increases |
| D. | decreases |
| Answer» C. increases | |
| 81. |
Work done by the gravitational field is always |
| A. | conservative |
| B. | non conservative |
| C. | zero |
| D. | maximum |
| Answer» B. non conservative | |
| 82. |
If the ball is thrown from the height of 10m with the velocity 21 m/s then it will hit the ground at |
| A. | 30m |
| B. | 31m |
| C. | 32m |
| D. | 35m |
| Answer» B. 31m | |
| 83. |
In the earth's gravitational field with respect to the path followed work done is |
| A. | dependent |
| B. | independent |
| C. | zero |
| D. | maximum |
| Answer» C. zero | |
| 84. |
The gravitational potential energy is the product of |
| A. | gh |
| B. | mgh |
| C. | mg |
| D. | mgf |
| Answer» C. mg | |
| 85. |
The typical rocket ejects the burnt gases at speeds of over |
| A. | 2000 m/s |
| B. | 3000 m/s |
| C. | 3500 m/s |
| D. | 4000 m/s |
| Answer» E. | |
| 86. |
When no kinetic energy is lost the collision is said to be |
| A. | inelastic |
| B. | perfectly elastic |
| C. | elastic |
| D. | both a and b |
| Answer» C. elastic | |
| 87. |
Time of flight of the body is given by the formula |
| A. | t = (2vi*sin/g) |
| B. | t = (2Vi + sin/g) |
| C. | t = (2Vi-sin/g) |
| D. | t = (2vi/g) |
| Answer» B. t = (2Vi + sin/g) | |
| 88. |
If a man of 30 kg climbs the stairs in 4s when the height of stairs is 5m the power output produced will be |
| A. | 367.5W |
| B. | 36W |
| C. | 370W |
| D. | 397.5W |
| Answer» B. 36W | |
| 89. |
The measure of rate at which work is done is known as |
| A. | displacement |
| B. | speed |
| C. | power |
| D. | force |
| Answer» D. force | |
| 90. |
The original source of the energy coming from tides is |
| A. | stars |
| B. | moon |
| C. | earth |
| D. | tornedo |
| Answer» C. earth | |
| 91. |
One of the energies that is known as renewable energy is |
| A. | coal |
| B. | oil |
| C. | tides |
| D. | natural gas |
| Answer» D. natural gas | |
| 92. |
From the equations of the distance one that is correct is |
| A. | Vf = Vi + 2as |
| B. | Vf2 = Vi2 + as |
| C. | Vf2 = Vi2 + 2a |
| D. | Vf2 = Vi2 + 2as |
| Answer» E. | |
| 93. |
The change from initial position to the final position is called |
| A. | displacement |
| B. | distance |
| C. | speed |
| D. | velocity |
| Answer» B. distance | |
| 94. |
Work done by a body is said to be a quantity known as |
| A. | scalar quantity |
| B. | vector quantity |
| C. | physical quantity |
| D. | both a and b |
| Answer» B. vector quantity | |
| 95. |
WHICH_OF_THE_FOLLOWING_CAN_REFER_A_LANGUAGE_TO_BE_NON_REGULAR??$ |
| A. | Pumping Lemma |
| B. | Myphill Nerode |
| C. | Both (a) and (b) |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 96. |
Which_of_the_following_is_not_an_example_of_counting_argument?$ |
| A. | Pigeonhole principle |
| B. | Dirichlet’s drawer principle |
| C. | Dirichlet’s box principle |
| D. | None of the mentioned |
| Answer» E. | |
| 97. |
Which of the following is not an application of Pumping Lemma? |
| A. | {0<sup>i</sup>1<sup>i</sup>|i>=0} |
| B. | {0<sup>i</sup>x|i>=0, x‚àà{0, 1}* and |x|<=i} |
| C. | {0<sup>n</sup>| n is prime} |
| D. | None of the mentioned |
| Answer» E. | |
| 98. |
Which of the following fields may have pigeonhole principle violated? |
| A. | Discrete mathematics |
| B. | Computer Science |
| C. | Quantum Mechanics |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 99. |
If n objects are distributed over m places, and n < m, then some of the places receive: |
| A. | at least 2 objects |
| B. | at most 2 objects |
| C. | no object |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 100. |
Pigeonhole principle can be applied in the following computer science algorithms: |
| A. | hashing algorithm |
| B. | lossless compression algorithm |
| C. | both (a) and (b) |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |